;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

;;; This program replicates the behavior of Hydra's 'hydra-eval-guile-job'.
;;; It evaluates the Hydra job defined by the program passed as its first
;;; arguments and outputs an sexp of the jobs on standard output.

(use-modules (guix store)
             (srfi srfi-19)
             (ice-9 match)
             (ice-9 pretty-print)
             (ice-9 format))

(define %user-module
  ;; Hydra user module.
  (let ((m (make-module)))
    (beautify-user-module! m)
    m))

(cond-expand
  (guile-2.2
   ;; Guile 2.2.2 has a bug whereby 'time-monotonic' objects have seconds and
   ;; nanoseconds swapped (fixed in Guile commit 886ac3e).  Work around it.
   (define time-monotonic time-tai))
  (else #t))

(define (call-with-time thunk kont)
  "Call THUNK and pass KONT the elapsed time followed by THUNK's return
values."
  (let* ((start  (current-time time-monotonic))
         (result (call-with-values thunk list))
         (end    (current-time time-monotonic)))
    (apply kont (time-difference end start) result)))

(define (call-with-time-display thunk)
  "Call THUNK and write to the current output p;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 Mathieu Othacehe &lt;m.othacehe@gmail.com&gt;
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see &lt;http://www.gnu.org/licenses/&gt;.

(define-module (gnu installer substitutes)
  #:use-module (gnu installer utils)
  #:use-module (gnu services herd)
  #:export (enable-discovery
            disable-discovery))

(define (enable-discovery)
  (with-silent-shepherd
    (with-shepherd-action &apos;guix-daemon
        (&apos;discover &quot;on&quot;)
        result
      result)))

(define (disable-discovery)
  (with-silent-shepherd
    (with-shepherd-action &apos;guix-daemon
        (&apos;discover &quot;off&quot;)
        result
      result)))

;; Local Variables:
;; eval: (put &apos;with-silent-shepherd &apos;scheme-indent-function 0)
;; End:
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? cuirass? "cuirass")
                                'cuirass-jobs
                                'hydra-jobs))
                store '())
          (((names . thunks) ...)
           (map (lambda (job thunk)
                  (format (current-error-port) "evaluating '~a'... " job)
                  (force-output (current-error-port))
                  (cons job
                        (assert-valid-job job
                                          (call-with-time-display thunk))))
                names thunks)))
        port))))
  ((command _ ...)
   (format (current-error-port) "Usage: ~a FILE [cuirass]
Evaluate the Hydra or Cuirass jobs defined in FILE.~%"
           command)
   (exit 1)))

;;; Local Variables:
;;; eval: (put 'call-with-time 'scheme-indent-function 1)
;;; End: